 /*******************************************************************************
  * Copyright (c) 2000, 2006 IBM Corporation and others.
  * All rights reserved. This program and the accompanying materials
  * are made available under the terms of the Eclipse Public License v1.0
  * which accompanies this distribution, and is available at
  * http://www.eclipse.org/legal/epl-v10.html
  *
  * Contributors:
  * IBM Corporation - initial API and implementation
  *******************************************************************************/
 package org.eclipse.ui;

 /**
  * Interface for listening for property changes on an object.
  * <p>
  * This interface may be implemented by clients.
  * </p>
  *
  * @see IWorkbenchPart#addPropertyListener
  */
 public interface IPropertyListener {
     /**
      * Indicates that a property has changed.
      *
      * @param source the object whose property has changed
      * @param propId the id of the property which has changed; property ids
      * are generally defined as constants on the source class
      */
     public void propertyChanged(Object source, int propId);
 }

